MULTI-MODE MASSAGE: This knee brace provides 3 massage modes (low, medium, high) and 5 temperature (40C-45C-50C-55C-60C) options, you can customize the massage intensity and temperature according to your preference, which can effectively relieve joint pain and improve blood circulation. Targeted Therapy: Designed with 5 magnetic suction points, this brace precisely targets and adheres to specific areas like knees, shoulders, and elbows, delivering concentrated massage and heat therapy for joint pain alleviation and stress reduction. EASY TO USE: The knee pads have a built-in 1100 mAh lithium battery that can be used wirelessly for up to 60 minutes, and can be recharged with a Type-c charging cable when the battery runs out (takes 2.5 hours). It automatically stops after 20 minutes of use to prevent overheating or over-massaging, and you can adjust the number of uses according to the condition of your knee. WIDE USE: The knee pads are adjustable in size, suitable for most people of different body types, it is perfect for carrying outside and can be used in office, traveling, outdoor camping, relieving muscle fatigue and other environments. Color: Gray Material: Mesh Package Contents: 1 x Heated Massager Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.